100% Cotton Button closure Allover solid design for a versatile wear. Ribbed crew-neck. Nonrestrictive fit. Engineered for world-class athletes, Nike SB unites the performance innovation of Nike with a deep commitment to the history, creativity, and raw athleticism of action sports. With a focus on Skateboarding, Snowboarding and Surfing, our footwear and apparel merge advanced materials and design with classic styling, driven by the voice of our athletes. Based at Nike headquarters in Beaverton, Oregon, Nike SB is dedicated to inspiring and supporting the world of action sports. 100% Cotton.